Pine - Victoria Duke

app/__init__.py

@@ -30,5 +30,10 @@ def create_app(test_config=None):
     migrate.init_app(app, db)
 
     # Register Blueprints here
+        #(unneeded? look above) from app.models.task import Task
+    from .routes import tasks_bp
+    from .routes import goals_bp
+    app.register_blueprint(tasks_bp)
+    app.register_blueprint(goals_bp)
 
     return app

app/models/goal.py

@@ -3,4 +3,22 @@
 
 
 class Goal(db.Model):
-    goal_id = db.Column(db.Integer, primary_key=True)
+    goal_id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    title = db.Column(db.String(100), nullable = False)
+    tasks = db.relationship("Task", back_populates="goal", lazy=True)
+
+    # Have to rename? or use the one from Task model?
+    def to_dict(self):
+        return {
+            "id": self.goal_id,
+            "title": self.title
+        }
+
+    def tasks_to_dict(self):
+        task_ids_list = []
+        for task in self.tasks:
+            task_ids_list.append(task.task_id)
+        return {
+            "id": self.goal_id,
+            "task_ids": task_ids_list
+        }

app/models/task.py

@@ -3,4 +3,23 @@
 
 
 class Task(db.Model):
-    task_id = db.Column(db.Integer, primary_key=True)
+    task_id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    title = db.Column(db.String(100), nullable = False)
+    description = db.Column(db.String(200), nullable = False)
+    completed_at = db.Column(db.DateTime, nullable = True)
+    # I'm not sure about completed_at and is_completed.
+    # Is completed_at only for POST, and then is_completed only for responses?
+    goal_id = db.Column(db.Integer, db.ForeignKey('goal.goal_id'), nullable = True)
+    goal = db.relationship("Goal", back_populates="tasks")
+
+    def to_dict(self):
+        if self.completed_at:
+            is_complete = True
+        else:
+            is_complete = False
+        return {
+            "id": self.task_id,
+            "title": self.title,
+            "description": self.description,
+            "is_complete": is_complete
+        }

app/routes.py

@@ -1,2 +1,190 @@
-from flask import Blueprint
+from sqlalchemy.sql.expression import null
+from app import db
+from app.models.goal import Goal
+from app.models.task import Task
+from datetime import datetime
+from flask import abort, Blueprint, jsonify, make_response, request
+import os
+import requests
+from sqlalchemy import desc 
 
+tasks_bp = Blueprint("tasks", __name__, url_prefix="/tasks")
+goals_bp = Blueprint("goals", __name__, url_prefix="/goals")
+
+# Task routes
+# Posts new task
+@tasks_bp.route("", methods=["POST"])
+def create_task():
+    request_body = request.get_json()
+    if "title" not in request_body or "description" not in request_body or "completed_at" not in request_body:
+        return jsonify({"details": "Invalid data"}), 400
+    new_task = Task(title=request_body["title"],
+                    description=request_body["description"],
+                    completed_at=request_body["completed_at"])
+
+    db.session.add(new_task)
+    db.session.commit()
+
+    #return jsonify(tasks_response), 200
+    new_task_response = {"task": new_task.to_dict()}
+    return jsonify(new_task_response), 201
+
+# Handles all tasks
+@tasks_bp.route("", methods=["GET"])
+def handle_tasks():
+    tasks_response = []
+    sort_by = request.args.get('sort')
+    if sort_by == "asc":
+        tasks = Task.query.order_by(Task.title).all()
+    elif sort_by == "desc":
+        tasks = Task.query.order_by(desc(Task.title)).all()
+    else:
+        tasks = Task.query.all()
+    for task in tasks:
+        tasks_response.append(task.to_dict())
+    return jsonify(tasks_response), 200
+
+# Handles one task
+@tasks_bp.route("/<task_id>", methods=["GET", "PUT"])
+def handle_task(task_id):
+    task_id = validate_id_int(task_id)
+    task = Task.query.get(task_id)
+    if not task:
+        return make_response("", 404)
+    if request.method == "GET":
+        return jsonify({"task": task.to_dict()}), 200
+    elif request.method == "PUT":
+        request_body = request.get_json()
+        task.title=request_body["title"]
+        task.description=request_body["description"]
+        if "completed_at" in request_body:
+            task.completed_at=request_body["completed_at"]
+
+        db.session.commit()
+        return jsonify({"task": task.to_dict()}), 200
+
+@tasks_bp.route("<task_id>/<patch_complete>", methods=["PATCH"])
+def patch_task(task_id, patch_complete):
+    task_id = validate_id_int(task_id)
+    task = Task.query.get(task_id)
+    if not task:
+        return make_response("", 404)
+    if patch_complete == "mark_complete":
+        task.completed_at=datetime.now()
+        # ID of the channel you want to send the message to
+        channel_id = "C02LA52J4AW"
+        SLACK_KEY = os.environ.get("SLACK_API_KEY")
+        text=f"Someone just completed the task {task.title}"
+        data = {
+            'channel': channel_id, 
+            'as_user': True,
+            'text': text
+        }
+        requests.post("https://slack.com/api/chat.postMessage", headers={"Authorization": f"Bearer {SLACK_KEY}"}, data=data)
+    elif patch_complete == "mark_incomplete":
+        task.completed_at=None
+    db.session.commit()
+    return jsonify({"task": task.to_dict()}), 200
+
+@tasks_bp.route("/<task_id>", methods=["DELETE"])
+def delete_task(task_id):
+    print(task_id)
+    task_id=validate_id_int(task_id)
+
+    task = Task.query.get(task_id)
+
+    if task:
+        db.session.delete(task)
+        db.session.commit()
+        return jsonify({"details": f'Task {task_id} "{task.title}" successfully deleted'}), 200
+    else:
+        return make_response("", 404)
+
+def validate_id_int(task_id):
+    try:
+        task_id = int(task_id)
+        return task_id
+    except:
+        abort(400, "Error: Task ID needs to be a number")
+
+# Goal routes
+# Posts new goal
+@goals_bp.route("", methods=["POST"])
+def create_goal():
+    request_body = request.get_json()
+    if "title" not in request_body:
+        return jsonify({"details": "Invalid data"}), 400
+    new_goal = Goal(title=request_body["title"])
+
+    db.session.add(new_goal)
+    db.session.commit()
+
+    #return jsonify(tasks_response), 200
+    new_goal_response = {"goal": new_goal.to_dict()}
+    return jsonify(new_goal_response), 201
+
+# Handles all goals
+@goals_bp.route("", methods=["GET"])
+def handle_goals():
+    goals_response = []
+    sort_by = request.args.get('sort')
+    if sort_by == "asc":
+        goals = Goal.query.order_by(Goal.title).all()
+    elif sort_by == "desc":
+        goals = Goal.query.order_by(desc(Goal.title)).all()
+    else:
+        goals = Goal.query.all()
+    for goal in goals:
+        goals_response.append(goal.to_dict())
+    return jsonify(goals_response), 200
+
+# Handles one goal
+@goals_bp.route("/<goal_id>", methods=["GET", "PUT"])
+def handle_goal(goal_id):
+    goal_id = validate_id_int(goal_id)
+    goal = Goal.query.get(goal_id)
+    if not goal:
+        return make_response("", 404)
+    if request.method == "GET":
+        return jsonify({"goal": goal.to_dict()}), 200
+    elif request.method == "PUT":
+        request_body = request.get_json()
+        goal.title=request_body["title"]
+        # Remove, not needed? - goal.description=request_body["description"]
+
+        db.session.commit()
+        return jsonify({"goal": goal.to_dict()}), 200
+
+@goals_bp.route("/<goal_id>", methods=["DELETE"])
+def delete_goal(goal_id):
+    print(goal_id)
+    goal_id=validate_id_int(goal_id)
+
+    goal = Goal.query.get(goal_id)
+
+    if goal:
+        db.session.delete(goal)
+        db.session.commit()
+        return jsonify({"details": f'Goal {goal_id} "{goal.title}" successfully deleted'}), 200
+    else:
+        return make_response("", 404)
+
+@goals_bp.route("/<goal_id>/tasks", methods=["GET", "POST"])
+def handle_goals_tasks(goal_id):
+    goal = Goal.query.get(goal_id)
+    if goal is None:
+        return make_response("Goal not found", 404)
+
+    if request.method == "POST":
+        request_body = request.get_json()
+        for task_id in request_body["task_ids"]:
+            task = Task.query.get(task_id)
+            goal.tasks.append(task)
+        db.session.commit()
+        return jsonify(goal.tasks_to_dict()), 200
+
+    elif request.method == "GET":
+        tasks_response = []
+        for task in goal.tasks:
+            tasks_response.append(task.to_dict())
+        return jsonify(tasks_response), 200

migrations/README

@@ -0,0 +1 @@
+Generic single-database configuration.

migrations/alembic.ini

@@ -0,0 +1,45 @@
+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

migrations/env.py

@@ -0,0 +1,96 @@
+from __future__ import with_statement
+
+import logging
+from logging.config import fileConfig
+
+from sqlalchemy import engine_from_config
+from sqlalchemy import pool
+from flask import current_app
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+config.set_main_option(
+    'sqlalchemy.url',
+    str(current_app.extensions['migrate'].db.engine.url).replace('%', '%%'))
+target_metadata = current_app.extensions['migrate'].db.metadata
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url, target_metadata=target_metadata, literal_binds=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    connectable = engine_from_config(
+        config.get_section(config.config_ini_section),
+        prefix='sqlalchemy.',
+        poolclass=pool.NullPool,
+    )
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection,
+            target_metadata=target_metadata,
+            process_revision_directives=process_revision_directives,
+            **current_app.extensions['migrate'].configure_args
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()